--- a/opster.py	Thu Sep 03 22:14:59 2009 +0300
+++ b/opster.py	Thu Sep 03 23:19:29 2009 +0300
@@ -44,8 +44,8 @@
             # no options supplied and no options present in func
             options_ = []
 
-        name_ = name or func.__name__
         usage_ = usage or guess_usage(func, options_)
+        name_ = name or func.__name__.replace('_', '-')
         prefix = hide and '~' or (shortlist and '^' or '')
         CMDTABLE[prefix + name_] = (func, options_, usage_)